If, or when, the war ends, any government will find itself ruling over a pile of rubble, Dardari said. "I don't know who will fund this."
The immense human toll is a far more immediate and obvious concern. As many as 250,000 people are dead, 1 million have been wounded, 7.6 million are displaced within Syria and 4 million have fled across the borders, according to the United Nations.
The numbers rise daily with each new offensive launched, as Russian planes join Syrian and American ones in bombing the country and the various factions keep up their relentless attacks on one another with rockets, mortars and artillery.
The more buildings are flattened, the more homes, shops and businesses are lost, the greater the incentive to flee the country - and the less people will have to return to when the war finally ends.
"We're allowing a level of destruction we will never have the means to address," said Peter Harling of the International Crisis Group.
"They're wiping one city after another off the map."
Kobane, which was under seige from Isis (Islamic State) last year, stands as a small reminder of how much is lost.
"If you lived in Kobane, would you stay?" asked Alan Kurdi's father, Abdullah, sitting in the patched-up wreck of his father-in-law's home. Washington Post -- Bloomberg